Remove unused format argument

Author: eywalker

datajoint/table.py

@@ -535,7 +535,6 @@ def describe(self, context=None, printout=True):
                             parent_name = list(self.connection.dependencies.in_edges(parent_name))[0][0]
                             lst = [(attr, ref) for attr, ref in fk_props['attr_map'].items() if ref != attr]
                             definition += '->{props} {class_name}.proj({proj_list})\n'.format(
-                                attr_list=', '.join(r[0] for r in lst),
                                 props=index_props,
                                 class_name=lookup_class_name(parent_name, context) or parent_name,
                                 proj_list=','.join('{}="{}"'.format(a, b) for a, b in lst))